<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="./main.js" async></script>
</head>
<body>
<h1></h1>
<input id="input">
<button id="button">click</button>
<button id="button1">click1</button>
<p id="p"></p>
</body>
</html>
